64023840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:451

約数の個数: 144

約数和(自身を含む): 220599288

約数和(自身を除く): 156575448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 173, 180, 240, 257, 288, 346, 360, 480, 514, 519, 692, 720, 771, 865, 1028, 1038, 1285, 1384, 1440, 1542, 1557, 1730, 2056, 2076, 2313, 2570, 2595, 2768, 3084, 3114, 3460, 3855, 4112, 4152, 4626, 5140, 5190, 5536, 6168, 6228, 6920, 7710, 7785, 8224, 8304, 9252, 10280, 10380, 11565, 12336, 12456, 13840, 15420, 15570, 16608, 18504, 20560, 20760, 23130, 24672, 24912, 27680, 30840, 31140, 37008, 41120, 41520, 44461, 46260, 49824, 61680, 62280, 74016, 83040, 88922, 92520, 123360, 124560, 133383, 177844, 185040, 222305, 249120, 266766, 355688, 370080, 400149, 444610, 533532, 666915, 711376, 800298, 889220, 1067064, 1333830, 1422752, 1600596, 1778440, 2000745, 2134128, 2667660, 3201192, 3556880, 4001490, 4268256, 5335320, 6402384, 7113760, 8002980, 10670640, 12804768, 16005960, 21341280, 32011920, 64023840]

約数ペア:

[(1, 64023840), (2, 32011920), (3, 21341280), (4, 16005960), (5, 12804768), (6, 10670640), (8, 8002980), (9, 7113760), (10, 6402384), (12, 5335320), (15, 4268256), (16, 4001490), (18, 3556880), (20, 3201192), (24, 2667660), (30, 2134128), (32, 2000745), (36, 1778440), (40, 1600596), (45, 1422752), (48, 1333830), (60, 1067064), (72, 889220), (80, 800298), (90, 711376), (96, 666915), (120, 533532), (144, 444610), (160, 400149), (173, 370080), (180, 355688), (240, 266766), (257, 249120), (288, 222305), (346, 185040), (360, 177844), (480, 133383), (514, 124560), (519, 123360), (692, 92520), (720, 88922), (771, 83040), (865, 74016), (1028, 62280), (1038, 61680), (1285, 49824), (1384, 46260), (1440, 44461), (1542, 41520), (1557, 41120), (1730, 37008), (2056, 31140), (2076, 30840), (2313, 27680), (2570, 24912), (2595, 24672), (2768, 23130), (3084, 20760), (3114, 20560), (3460, 18504), (3855, 16608), (4112, 15570), (4152, 15420), (4626, 13840), (5140, 12456), (5190, 12336), (5536, 11565), (6168, 10380), (6228, 10280), (6920, 9252), (7710, 8304), (7785, 8224)]